Ukuma kobudoda ukuya kowasetyhini, okwakwaziwa ngokuba zizikhewu ezinemisonto okanye iintsika, zizinto ezibalulekileyo ezisetyenziswa kumashishini ahlukeneyo ekudaleni indawo kunye nokubonelela ngenkxaso phakathi kwezinto ezimbini okanye amacandelo. Njengomvelisi wehardware ohloniphekileyo oneminyaka engama-30 yamava, siyazingca ngokunikezela ngemigangatho ephezulu yamadoda ukuya kwabasetyhini abahlangabezana neemfuno ezahlukeneyo zabathengi bethu.